Logic Sum is a free math puzzle game that challenges players to use logical thinking and numerical skills. Set on a vibrant interface, the game presents players with colorful shapes where they must strategically place numbers. The objective is to ensure that the sum of numbers in each shape matches a specified target. The game features overlapping shapes, adding complexity as players must consider that a single number can contribute to multiple sums, making every decision critical.

The game includes a variety of levels ranging from relaxing to challenging, ensuring players of all skill levels can enjoy the experience. The minimalistic design promotes focused gameplay, while the short levels provide opportunities for quick mental exercises. With its rewarding gameplay mechanics and clear target sums, Logic Sum is an excellent choice for anyone looking to enhance their logical reasoning and math skills.